National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Massena, Massena International-Richards Field (KMSS)

Lat: 44.94°NLon: 74.85°WElev: 217ft.

Fair

81°F

27°C

Humidity 65%
Wind Speed Calm
Barometer 29.86 in (1011.1 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 1 Aug 6:53 pm EDT
Extended Forecast for

Lawrenceville NY

  • Tonight

    Tonight: Increasing clouds, with a low around 67. Calm wind becoming south around 5 mph after midnight.

    Low: 67 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 77. South wind around 5 mph becoming light and variable. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Scattered
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 66. Light south wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 11am. Mostly cloudy, with a high near 76. Northwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. Light and variable wind.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 79. Light and variable wind becoming northwest around 6 mph in the morning.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. South wind 3 to 5 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 81. Light and variable wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 65. South wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 67. Calm wind becoming south around 5 mph after midnight.
Sunday
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 77. South wind around 5 mph becoming light and variable. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 66. Light south wind. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers likely, mainly before 11am. Mostly cloudy, with a high near 76. Northwest wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 59. Light and variable wind.
Tuesday
Sunny, with a high near 79. Light and variable wind becoming northwest around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 61. South wind 3 to 5 mph.
Wednesday
A 40 percent chance of showers after 2pm. Mostly sunny, with a high near 81. Light and variable wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 65. South wind 3 to 5 mph. Chance of precipitation is 50%.
Thursday
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 81. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Thursday Night
Mostly cloudy, with a low around 65. Southwest wind around 6 mph.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Southwest wind 6 to 9 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southwest wind around 6 mph.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 82. West wind 7 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lawrenceville NY
 44.76°N 74.66°W (Elev. 466 ft)
Last Update:
2:57 pm EDT Aug 1, 2026
Forecast Valid:
7pm EDT Aug 1, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation